Big Lake is a Lake located in Renfrew, Ontario and has an elevation of 211 meters.

• Latitude: 45° 50' 26'' North   (decimal: 45.8405555)
• Longitude: 77° 25' 13'' West   (decimal: -77.4202777)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 211 meters
• Location: Renfrew
• Atlas of Canada Locator Map: Big Lake
• GPS Coordinate Locator Map: Big Lake Lat/Long